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Per Diem Lab Jobs in California (NOW HIRING)

PIH Health

Lab Assistant, Per Diem

Whittier, CA · On-site

The Laboratory Assistant performs specimen procurement, accessioning, processing and testing as assigned under the supervision of a licensed Clinical Lab Scientist (CLS). Provides phlebotomy ...

UHS

Clinical Lab Scientist - Per Diem

Corona, CA · On-site

Responsibilities Clinical Lab Scientist (CLS) Per Diem / Evening The tradition of caring that culminated in the establishment of Corona Regional Medical Center ® began in 1965, with the founding of ...

PIH Health

Lab Assistant, Per Diem

Whittier, CA · On-site

$21 - $34.80/hr

The Laboratory Assistant performs specimen procurement, accessioning, processing and testing as assigned under the supervision of a licensed Clinical Lab Scientist (CLS). Provides phlebotomy ...

PIH Health

Lab Assistant, Per Diem

Whittier, CA

The Laboratory Assistant performs specimen procurement, accessioning, processing and testing as assigned under the supervision of a licensed Clinical Lab Scientist (CLS). Provides phlebotomy ...

Marshallmedical

Clinical Lab Scientist

Placerville, CA · On-site

$50.45 - $60.54/hr

Non-RN Per Diem 1 Minimum Pay Range: $50.45 - $60.54 POSITION SUMMARY The Clinical Laboratory ... Assists in training new lab personnel, externs and students and carefully handles infectious ...

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Per Diem Lab information

What is a per diem lab?

Per Diem Lab jobs are laboratory positions where employees work on an as-needed basis, rather than as full-time or part-time staff. These roles are common in healthcare and medical labs, where fluctuating workloads require flexible staffing. Per diem lab workers may cover shifts during busy periods, staff absences, or special projects. This arrangement offers flexibility for both the employer and the employee, but hours and benefits may vary compared to regular positions.

What skills and qualifications are needed to thrive as a per diem lab technician?

To thrive as a Per Diem Lab Technician, you need a solid understanding of laboratory procedures, specimen handling, and medical terminology, typically supported by an associate degree in a laboratory science or a related certification. Familiarity with laboratory information systems (LIS), automated analyzers, and quality control protocols is often required. Attention to detail, time management, and strong communication skills help ensure efficiency and accuracy in a fast-paced, flexible work environment. These skills and qualities are crucial for maintaining high standards of testing accuracy and supporting consistent patient care across varying shifts.

How does a per diem lab professional integrate with full-time staff and adapt to varying laboratory protocols?

Per diem laboratory professionals often work in multiple settings and must quickly adapt to different laboratory protocols, equipment, and team dynamics. They are expected to collaborate effectively with permanent staff, responding flexibly to changes in workload and priorities. This role requires strong communication skills, the ability to learn new procedures rapidly, and a proactive approach to ensuring quality and compliance in diverse environments. Being adaptable and approachable helps per diem staff build rapport and maintain efficient workflow within different teams.

What is the difference between Per Diem Lab vs Per Diem Medical Technologist?

AspectPer Diem Lab

Per Diem Lab roles typically involve temporary, on-call laboratory work in clinical or hospital settings, focusing on specimen processing, testing, and reporting. Per Diem Medical Technologists perform similar duties but often require additional certifications like ASCP or AMT, and may have more responsibilities in interpreting results. Both roles are used in hospitals, clinics, and diagnostic labs, with flexible scheduling based on staffing needs.

What are the most commonly searched types of Lab jobs in California?

The most popular types of Lab jobs in California are:

What cities in California are hiring for Per Diem Lab jobs?

Cities in California with the most Per Diem Lab job openings:

Per Diem Lab jobs near you
Infographic showing various Per Diem Lab job openings in California as of August 2026, with employment types broken down into 2% As Needed, 80% Full Time, 8% Part Time, and 10% Contract. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution.

Physician Assistant Per Diem

AFC Urgent Care San Diego

San Diego, CA • On-site

$67 - $73/hr

Other

Re-posted 12 days ago

Job description

Benefits:

Bonus based on performance

Flexible schedule

Training & development

AFC Urgent Care is the leading Urgent Care brand with over 300 locations nationwide offering high quality patient centered healthcare to our communities. Our state-of-the-art Urgent Care centers focus on the episodic treatment of acute illnesses and injuries on a walk-in basis seven days a week with lab and x-rays on-site. We are seeking a Per-Diem Physician Assistant to join our Team in San Diego, California.

What does AFC Urgent Care have to offer?

Stable and well supported practice

Environment conducive to increase your scope of practice

Competitive Pay. Hourly Rate: $67-$73

10-12 hour shifts with preapproved overtime pay.

Per-Diem requirement: Picking up 2-3 shifts per month minimum.

Additional bi-weekly bonuses based on patient volume thresholds.

What does AFC Urgent Care require?

An unrestricted medical license in California

DEA Certificate

Must be NCCPA Board Certified

At least one year’s experience in an ER, Urgent Care or Primary Care setting

Able to treat patients of all ages and be comfortable with minor procedures (e.g., suturing lacerations, draining abscesses, etc.)

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